Home / 47,980.22-66,212.82-26,760.86

Finding the Fourth Proportional to 47,980.22, 66,212.82 and 26,760.86

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Solution

The fourth proportional to 47,980.22, 66,212.82 and 26,760.86 is: 36,930.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,980.22 : 66,212.82 = 26,760.86 : x
  2. Step 2: Convert to fraction form
    47,980.22/66,212.82 = 26,760.86/x
  3. Step 3: Cross multiply
    47,980.22x = 66,212.82 × 26,760.86
  4. Step 4: Simplify right side
    47,980.22x = 1,771,912,006.23
  5. Step 5: Solve for x
    x = 1,771,912,006.23/47,980.22
  6. Step 6: Final answer
    x = 36,930.05

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.